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githubGitHub Advisory DatabaseGHSA-M8XW-9X5X-6VH3
HistoryDec 06, 2022 - 9:30 p.m.

py7zr directory traversal vulnerability

2022-12-0621:30:45
CWE-22
GitHub Advisory Database
github.com
15
python
library
vulnerability
directory traversal
sevenzipfile
crafting
7z file
arbitrary files
extracting
software

CVSS3

9.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

EPSS

0.01

Percentile

84.0%

A directory traversal vulnerability in the SevenZipFile.extractall() function of the python library py7zr v0.20.0 and earlier allows attackers to write arbitrary files via extracting a crafted 7z file.

Affected configurations

Vulners
Node
py7zr_projectpy7zrRange0.20.0python
VendorProductVersionCPE
py7zr_projectpy7zr*cpe:2.3:a:py7zr_project:py7zr:*:*:*:*:*:python:*:*

CVSS3

9.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

EPSS

0.01

Percentile

84.0%